Advanced > All Purpose > 73
The Activator Plus 2.0 Pearl coverstock wrapped around the Contra core gives this ball heroic motion in the mid-lane and backend. The Contra core features Durability Optimization Technology (DOT) – a patent-pending technology that creates an unrestricted drill area and establishes the industry’s first 4-year warranty.
https://brunswickbowling.com/products/balls/current/hero